/*
 * @Descripttion: 
 * @version: 
 * @Author: Ansel
 * @Date: 2020-04-11 19:24:20
 * @LastEditors: Ansel
 * @LastEditTime: 2020-04-11 19:25:27
 */

 var obj = {
     a:()=>{
         console.log(this);
     }
 }

 obj.a();